linux-kernel - Re: Why Semaphore Hardware-Dependent?

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Message-Id: <20060829104017.875733e5.akpm@osdl.org>
Date:	Tue, 29 Aug 2006 10:40:17 -0700
From:	Andrew Morton <akpm@...l.org>
To:	Andi Kleen <ak@...e.de>
Cc:	David Howells <dhowells@...hat.com>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Arjan van de Ven <arjan@...radead.org>,
	Dong Feng <middle.fengdong@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Christoph Lameter <clameter@....com>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: Why Semaphore Hardware-Dependent?

On Tue, 29 Aug 2006 12:56:54 +0200
Andi Kleen <ak@...e.de> wrote:

> While I'm sure it's an interesting intellectual exercise to do these
> advanced rwsems it would be better for everybody else to go for a single 
> maintainable C implementation.

metoo.  It's irritating having multiple implementations around, never being
sure which version people are running with.
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